On the handle the inscription 1/2 LITER. Marked on the outside of the bottom with an oval caster mark with H v Lingen a Amsterdam for H. van Lingen, working 1807 till late 19th century. Under the rim circa 13 verification marks, starting with P for 1880 till Y = 1918
Mark verification office 9 = Amsterdam
Literature:
Caster mark Dubbe 2009 page 97 fig. 2306 - 4
Verification marks: Wittop Koning / Houben – 2000 jaar gewichten in NL. Pages 94 & 95.
The Netherlands - Amsterdam
ANNO 1880
Height: 16.6 cm. (6.5 inches.)
Diam. base: 8,2 cm. (3.2 inches.)
Weight: 959 grams